This article aims to guide you on changing day/night mode via Reolink Client. If the camera view is too dark or you don't want a black-and-white image, refer to the following steps to configure a proper setting.
Applies to: All Reolink cameras except Reolink CX series and RLC-812A
Here is a video for your reference:
Step 1: Click the gear icon to go to the Device Settings page.
Step 2: Choose Display > Day/Night, then you can change it to Auto/Color/Black & White.